<el-header>
    <el-row>
      <el-col :span="22">
        <div class="mogrid">
          <div class="house-i">
            <i class="el-icon-house" style="margin-top: 6px;"></i>
          </div>
          <span style="margin-left: 10px;">我的班级</span>
        </div>
      </el-col>
      <el-col :span="2">
        <div class="mogrid">
          <i class="el-icon-house"></i>
        </div>
      </el-col>
    </el-row>
  </el-header>